Sciweavers

410 search results - page 35 / 82
» Optimizing Queries with Materialized Views
Sort
View
224
Voted
ICDE
2008
IEEE
190views Database» more  ICDE 2008»
16 years 1 months ago
Adaptive Segmentation for Scientific Databases
In this paper we explore database segmentation in the context of a column-store DBMS targeted at a scientific database. We present a novel hardware- and scheme-oblivious segmentati...
Milena Ivanova, Martin L. Kersten, Niels Nes
ER
2005
Springer
136views Database» more  ER 2005»
15 years 6 months ago
A Semantic Approach to Query Rewriting for Integrated XML Data
Query rewriting is a fundamental task in query optimization and data integration. With the advent of the web, there has been renewed interest in data integration, where data is dis...
Xia Yang, Mong-Li Lee, Tok Wang Ling, Gillian Dobb...
103
Voted
EDBT
2009
ACM
144views Database» more  EDBT 2009»
15 years 4 months ago
Efficient maintenance techniques for views over active documents
Many Web applications are based on dynamic interactions between Web components exchanging flows of information. Such a situation arises for instance in mashup systems or when moni...
Serge Abiteboul, Pierre Bourhis, Bogdan Marinoiu
ICDE
2007
IEEE
173views Database» more  ICDE 2007»
16 years 1 months ago
Top-k Query Processing in Uncertain Databases
Top-k processing in uncertain databases is semantically and computationally different from traditional top-k processing. The interplay between score and uncertainty makes traditio...
Mohamed A. Soliman, Ihab F. Ilyas, Kevin Chen-Chua...
97
Voted
SIGMOD
1997
ACM
85views Database» more  SIGMOD 1997»
15 years 4 months ago
Supporting Multiple View Maintenance Policies
Materialized views and view maintenance are becoming increasingly important in practice. In order to satisfy different data currency and performance requirements, a number of view...
Latha S. Colby, Akira Kawaguchi, Daniel F. Lieuwen...